CVE-2022-20710CWE-121

Cisco Small Business RV Series Routers Vulnerabilities

Critical · published February 10, 2022

CVSS v3.1
10.0
EPSS
2%
Percentile
84.1
In the wild
Unconfirmed
What it is

🚨 A storm of vulnerabilities lurks in Cisco's RV160, RV260, RV340, and RV345 routers, enabling attackers to execute arbitrary code with the ease of a kid flipping a light switch! 🔥 Think of these routers like a hotel with multiple unchecked doors. An attacker can not only walk in but also access any room, change security settings, and even shut down the entire establishment without a key! The consequences are absolutely devastating: an attacker could gain full control, execute any command, and completely bypass authentication, leading to data breaches and denial of service. This means your sensitive information could be exposed, and your network could go dark at a moment's notice!

Put simply

Think of these routers like a hotel with multiple unchecked doors. An attacker can not only walk in but also access any room, change security settings, and even shut down the entire establishment without a key! These vulnerabilities allow for arbitrary code execution and privilege escalation due to insufficient authentication and authorization checks in these routers. This means that an attacker could manipulate the system from the inside without needing a proper login.

What to do

The consequences are absolutely devastating: an attacker could gain full control, execute any command, and completely bypass authentication, leading to data breaches and denial of service. This means your sensitive information could be exposed, and your network could go dark at a moment's notice! Immediately patch to the latest firmware version provided by Cisco. Ensure that you review your router configurations and disable any unnecessary features that could increase exposure. Regularly monitor your network for any unauthorized access attempts. You've got this! With quick action and vigilance, you can fortify your defenses and keep those routers safe and sound! 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02429 · 84.1th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2022-02-10T17:06Z
EPSS history
Timeline
  • 10 FEB 17:06Z
    Cisco Small Business RV Series Routers Vulnerabilities
    cvelistv5